这种设计采用橄榄球形状的非球体料坑，在引爆时从两边同时积压中间包裹的弹芯。
It is used in conjunction with a non-spherical pit, in the shape of a rugby ball, or explosives in that shape wrapped around a spherical pit, and it works by compressing the pit from both ends.
对钢桥面铺装沥青混合料材料进行循环荷载下的弹塑性分析。
The elastoplastic properties of asphalt concrete of steel deck pavement are analyzed under cyclic load.
考虑了沥青混合料的热粘弹特性，结合热传导理论，通过有限元数值模拟，研究在温度场作用下反射裂纹的应力场。
Based on theories of viscoelasticity and heat transfer, the stress field of reflective crack under the temperature field is studied by finite element simulation.
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